Eaton Magnum low voltage power circuit breaker MPS85N3WEAXX2A - UL Listed

Part Number: MPS85N3WEAXX2A
MPS85N3WEAXX2A
Manufacturer
Eaton
Part number
MPS85N3WEAXX2A
Category

Quick Summary

Eaton Magnum low voltage power circuit breaker protects industrial electrical systems in power distribution panels. This robust device is designed to deliver reliable protection while maintaining service continuity in demanding environments. UL Listed, CE Marked, and NEMA compliant certifications underpin global applicability, with CSA and other standards supporting regulatory requirements across regions. The PXR20 LSI trip unit and drawout vertical mounting simplify coordination and serviceability, helping facilities achieve uptime targets. By combining precise protection with straightforward installation, this breaker supports a lean maintenance strategy and predictable operating costs for engineers and procurement teams alike.

Product Information

Extended Description

MPS85N3WEAXX2A Eaton: Eaton Magnum low voltage power circuit breaker, Magnum PXR, Double standard frame, 5000 A (AABBCC), 85 kA, Three-pole, Drawout vertical mounting, PXR20 LSI trip unit
Product Name
Eaton Magnum low voltage power circuit breaker
Catalog Number
MPS85N3WEAXX2A
UPC
786689636517
Product Length/Depth
16.3 in
Product Height
16.8 in
Product Width
31.1 in
Product Weight
237 lb
Compliances
CE Marked NEMA Compliant SABA Listed CCC Marked
Certifications
UL Listed Lloyd's Register Certified KEMA Certified CSA Certified ANSI ABS Certified DNV GL Certified
Zone selective interlocking application paper Magnum circuit breakers with Power Xpert Release trip units product aid Selevctive coordination application paper - IA0120000E3 Magnum PXR and PD-SB double and double narrow frame UL Certificate of Compliance Magnum PXR and PD-SB double and double narrow frame UL Certificate of Compliance Magnum PXR low voltage power circuit breakers user manual Magnum PXR low voltage power circuit breakers user manual Magnum PXR low voltage power circuit breakers user manual Circuit Protection, Power Breakers, Contactors and Fuses, Volume 4, Tab 3 Power Xpert Protection Manager x32 22.06 1 Power Xpert Protection Manager x32 22.06 1 Eaton Specification Sheet - MPS85N3WEAXX2A Eaton Specification Sheet - MPS85N3WEAXX2A Magnum low-voltage power circuit breakers (ANSI and IEC) renewal parts and accessories Magnum PXR 20/25 electronic trip units time current curves Safer by design: arc energy reduction techniques Safer by design: arc energy reduction techniques Safer by design: arc energy reduction techniques
Feature → Business Impact → Application: The PXR20 LSI trip unit provides precise electronic protection and enhanced coordination, reducing nuisance trips and enabling selective isolation in complex power circuits. This translates to improved equipment uptime and safer maintenance windows in critical manufacturing lines and process plants. Feature → Business Impact → Application: Drawout vertical mounting simplifies field replacements and inspection, cutting maintenance time by minutes per panel and minimizing panel downtime during outages in control rooms and MCCs. Feature → Business Impact → Application: A high 85 kA interrupting capacity delivers robust fault handling for motor feeders and distribution panels, improving resilience in high-load environments such as plastics, metals, and packaging lines. Feature → Business Impact → Application: Magnum double-frame compatibility and Power Xpert Release trip units enable seamless integration with existing Magnum PXRs and Power Xpert Protection Manager, reducing spare parts inventory and accelerating commissioning across multiple OEMs. Feature → Business Impact → Application: Comprehensive certifications (UL, CE, NEMA, CSA, ANSI, ABS, DNV GL) support global deployments and regulatory compliance, helping procurement teams simplify vendor qualification and audits in multinational projects.

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FAQs

Yes. The MPS85N3WEAXX2A is a Magnum three-pole low-voltage breaker designed for drawout vertical mounting in standard control panels. It uses the PXR20 LSI trip unit and complements Magnum PXR systems, enabling seamless protection coordination. For installation, verify panel cutouts, mounting rails, and torque specifications per the user manual mn013016en, and confirm compatibility with any Power Xpert Protection Manager workflows.
This breaker offers up to 85 kA short-circuit interrupting capacity, with the PXR20 LSI electronic trip unit providing advanced protection features and coordination. It supports selective protection strategies in motor feeders and distribution panels, enabling accurate fault isolation while minimizing upstream impact. Ensure proper setting and commissioning using the Magnum PXR documentation for reliable performance.
Ideal for industrial automation environments, including motor control centers, power distribution boards, and process lines in manufacturing and packaging facilities. Its drawout design and three-pole configuration suit space-constrained panels, while the UL/CE/NEMA certifications support use in diverse regulatory contexts. The unit is well-suited for projects requiring robust fault protection with easy maintenance access.
The breaker carries UL Listed, CE Marked, NEMA Compliant, SABA Listed, CCC Marked, and additional certifications (CSA, ANSI, ABS, DNV GL). This broad certification portfolio supports global deployment and simplifies supplier qualification, audits, and safety compliance across North America, Europe, and other regions. Engineers can reference these marks to meet project specifications and customer requirements confidently.
The drawout vertical mounting reduces service time during inspections and replacements, while the PXR20 LSI trip unit enhances protection accuracy and reduces nuisance trips. Its compatibility with Magnum PXRs and Power Xpert Protection Manager enables centralized monitoring and streamlined spare parts planning, lowering downtime and inventory costs. Overall, the unit supports predictable maintenance budgets and faster ROI in demanding facilities.